Activity for Snowbody‭

Type	On...	Excerpt	Status	Date
Question	—	Civilization on an Earth-like planet without using waterways for transport On Earth, civilization grew up around river valleys. Rivers are useful as a water source, a food source, and a waste disposal system, but their most important function to a civilization is enabling travel and trade. It's fairly simple to build boats that can take you as far as you want (barring water... (more)	—	about 5 years ago